PingCompletedEventHandler public sealed delegate PingCompletedEventHandler : MulticastDelegate Documentation public PingCompletedEventHandler(object TargetObject, IntPtr TargetMethod) public virtual IAsyncResult BeginInvoke(object sender, PingCompletedEventArgs e, AsyncCallback DelegateCallback, object DelegateAsyncState) public virtual void EndInvoke(IAsyncResult DelegateAsyncResult) public virtual void Invoke(object sender, PingCompletedEventArgs e)